CN209735176U - Pulse bag dust collector capable of automatically cooling - Google Patents

Abstract

The utility model discloses a pulse bag dust collector that can cool down automatically, including advancing the dirt pipe, the box, the air-purifying chamber, the outlet duct, the picture peg, the rotary valve, go out the dirt mouth, the support frame, the sprinkler pipe, the shower nozzle, the electromagnetic pulse valve, the jetting pipe, the perforated plate, filter screen and temperature sensor, it is connected with one side of box to advance the dirt pipe, the top of box is provided with the air-purifying chamber, the outlet duct is connected to one side of air-purifying chamber, it sets up in the bottom of box to go out the dirt mouth, the sprinkler pipe sets up in the inner chamber of advancing the dirt pipe, the jetting pipe sets up in the inner chamber of air-purifying chamber, the one end of jetting pipe is connected with the electromagnetic pulse valve, the filter screen sets up. The utility model discloses can real-time supervision pulse bag dust collector's inside temperature, to the device cooling after the temperature surpasss warning temperature, reduce to the safety range in until the temperature, prolonged the life of filter screen, guarantee that pulse bag dust collector can the steady operation.

Description

Pulse bag dust collector capable of automatically cooling

Technical Field

The utility model relates to a but pulse bag dust remover of automatic cooling belongs to dust collecting equipment technical field.

Background

The pulse bag dust collector is an improved novel high-efficiency pulse bag type dust collector on the basis of a bag dust collector. Has the advantages of high purification efficiency, large gas treatment capacity, stable performance, convenient operation and the like. The existing pulse bag dust collector generally does not have the function of adjusting the internal temperature, and partial machines are designed with the function of heating aiming at the problems of condensation caused by low temperature and the like. However, high temperature also has adverse effect on the pulse bag-type dust remover, and the filter screen becomes brittle due to overhigh temperature, which affects the service life and dust removal effect of the filter screen. For example, the normal working temperature of a pulse bag-type dust collector for processing raw gas is generally 180-.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a but pulse bag dust remover of automatic cooling can the inside temperature of real-time supervision pulse bag dust remover, cools down the device after the temperature surpasss warning temperature, reduces to the safety range in until the temperature, has prolonged the life of filter screen, guarantees that pulse bag dust remover can the steady operation.

In order to realize the purpose, the pulse bag-type dust collector capable of automatically cooling comprises a dust inlet pipe, a box body, an air purifying chamber, an air outlet pipe, an inserting plate, a rotary valve, a dust outlet, a supporting frame, a sprinkling pipe, a spray head, an electromagnetic pulse valve, a spraying pipe, a porous plate, a filter screen and a temperature sensor, wherein the dust inlet pipe is communicated with one side of the box body, the direction of the radial box body in one section of pipeline of the dust inlet pipe communicated with the box body is enlarged, the top of the box body is provided with the air purifying chamber, one side of the air purifying chamber is communicated with the air outlet pipe, the pipe opening of the air outlet pipe is provided with the inserting plate, the dust outlet is arranged at the bottom of the box body, the rotary valve is arranged between the dust outlet and the box body, the supporting frame is fixedly connected with the box body, the sprinkling pipe is arranged in the inner cavity of the dust inlet pipe, a plurality of water, the spraying and blowing pipe is arranged in an inner cavity of the air purifying chamber, one end of the spraying and blowing pipe penetrates through the outer wall of the air purifying chamber and is connected with an electromagnetic pulse valve, a plurality of air outlets are formed in the spraying and blowing pipe, the air outlets are inserted into the filter screen through porous plates, the porous plates are arranged between the box body and the air purifying chamber, the number of small holes in the porous plates is the same as the number of the filter screens, the small holes are located at the upper end of each filter screen, the upper end of each filter screen is fixedly connected with the corresponding porous plate, and the temperature.

Preferably, the box with the junction of entering dirt pipe is provided with the baffle, and the baffle is the L type, the one end of baffle is fixed on the inner wall of box, and the other end flushes mutually with the bottom of filter screen.

Preferably, a screen frame is arranged in the filter screen, the screen frame is cylindrical, and one end of the screen frame is fixedly arranged on an air outlet of the injection pipe.

Preferably, a detection door is arranged on one side wall of the box body opposite to the dust inlet pipe.

Preferably, the dust inlet pipe and the box body are made of stainless steel.

Compared with the prior art, the utility model monitors the internal temperature of the machine in real time through the temperature sensor, the temperature sensor is connected with the external PLC control system, when the internal temperature of the box body exceeds the warning temperature, the dust inlet pipe does not admit air, the external electromagnetic gate connected with the sprinkling pipe is opened, and the water pump is used for pumping water to cool the dust inlet pipe and the box body; when the temperature in the box body is reduced to the safe temperature, the external electromagnetic gate and the water pump are automatically closed, the rotary valve is automatically opened, the dust outlet is used for draining water, the rotary valve is closed after the water drainage is finished, and the dust inlet pipe is used for introducing air again.

drawings

FIG. 1 is a schematic structural view of the filtering state of the present invention;

FIG. 2 is a schematic structural view of the ash removal state of the present invention;

Fig. 3 is a top view of the screen frame of the present invention;

Fig. 4 is an enlarged view of the structure at a point of the present invention.

In the figure: 1. dust inlet pipe, 2, box, 3, air purifying chamber, 4, air outlet pipe, 5, inserting plate, 6, rotary valve, 7, dust outlet, 8, support frame, 9, sprinkler pipe, 10, spray head, 11, electromagnetic pulse valve, 12, spray pipe, 13, perforated plate, 14, filter screen, 15, temperature sensor, 16, baffle, 17, filter screen frame, 18 and detection door.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the pulse bag-type dust collector capable of automatically cooling provided by the embodiment of the present invention comprises a dust inlet pipe 1, a box body 2, a dust purification chamber 3, an air outlet pipe 4, an insert plate 5, a rotary valve 6, a dust outlet 7, a support frame 8, a sprinkling pipe 9, a spray head 10, an electromagnetic pulse valve 11, a spray pipe 12, a porous plate 13, a filter screen 14 and a temperature sensor 15, wherein the dust inlet pipe 1 is communicated with one side of the box body 2, the inner diameter of a section of the dust inlet pipe 1 communicated with the box body 2 is increased towards the direction of the box body 2, the top of the box body 2 is provided with the dust purification chamber 3, one side of the air purification chamber 3 is communicated with the air outlet pipe 4, the pipe orifice of the air outlet pipe 4 is provided with the insert plate 5, the dust outlet 7 is arranged at the bottom of the box body 2, the rotary valve 6 is arranged between the dust outlet 7 and the box body 2, the support frame, be provided with a plurality of watering mouths on watering pipe 9, watering mouth department installs shower nozzle 10, and the one end of watering pipe 9 is passed the outer wall and the outside water source of dust inlet pipe 1 and is connected, jetting pipe 12 sets up in the inner chamber of air-purifying chamber 3, and the outer wall of air-purifying chamber 3 is passed and is connected with electromagnetic pulse valve 11 to the one end of jetting pipe 12, is provided with a plurality of air outlets on jetting pipe 12, and the air outlet passes through the perforated plate 13 and inserts in filter screen 14, perforated plate 13 sets up between box 2 and air-purifying chamber 3, and the quantity of aperture is the same with filter screen 14's quantity on the perforated plate 13, and is located the upper end from a filter screen 14, filter screen 14's upper end and perforated plate 13 fixed connection, temperature sensor 15 sets up on the.

Further, the box 2 with the junction of advancing dirt pipe 1 is provided with baffle 16, and baffle 16 is the L type, the one end of baffle 16 is fixed on the inner wall of box 2, and the other end flushes mutually with the bottom of filter screen 14. The dust-carrying gas enters from the dust inlet pipe 1 on the side surface of the box body 2, and due to the existence of the baffle 16, the flowing direction of the dust-carrying gas is changed after the dust-carrying gas enters the box body 2, and the dust-carrying gas flows from the bottom to the top of the box body 2, so that the filtering of the filter screen 14 is more sufficient.

Further, a screen frame 17 is arranged inside the screen 14, the screen frame 17 is cylindrical, and one end of the screen frame 17 is fixedly arranged at the air outlet of the injection pipe 12. When dust-laden gas is blown to the filter screen 14, the filter screen 14 is stressed to generate large-amplitude deformation and non-directional swing, the filtering effect is greatly influenced, and a net rack 17 is arranged in the filter screen 14 to support and fix the filter screen.

Further, a detection door 18 is arranged on one side wall of the box body 2 opposite to the dust inlet pipe 1. The filter screen 17 and the dust outlet 7 can be checked through the detection door 18, and operations such as maintenance and the like on internal parts of the box body are facilitated.

Furthermore, the dust inlet pipe 1 and the box body 2 are both made of stainless steel. Because the substances in the dust-carrying gas are complex and water is needed to cool the dust inlet pipe 1 and the box body 2, stainless steel with better radiation-proof and antirust effects is selected.

the working process is as follows: during dust removal, dust-carrying gas enters the box body 2 from the dust inlet pipe 1, coarse dust particles directly fall into the bottom of the box body 2, fine dust particles move upwards along with air flow and are adsorbed on the outer surface of the filter screen 14 when passing through the filter screen 14, and the filtered gas enters the air purifying chamber 3 through small holes in the porous plate 13 above the filter screen 14 and then is discharged through the air outlet pipe 4; during dust removal, an external PLC control system is used for controlling an exhaust fan to stop conveying dust-carrying gas to a dust inlet pipe 1, an air outlet pipe 4 is closed by using a plug board 5, then an electromagnetic pulse valve 11 is opened, compressed air is used for carrying out pulse blowing dust removal on a filter screen 14 through a blowing pipe 12, after the dust removal is finished, the PLC control system controls a rotary valve 6 to be opened, and dust falls down from a dust outlet 7; when the temperature is reduced, the temperature sensor 15 is connected with an external PLC control system, when the internal temperature of the box body 2 exceeds the warning temperature, the temperature sensor 15 transmits an electric signal to the PLC control system, the dust inlet pipe 1 does not admit air any more, the PLC control system controls an external electromagnetic gate connected with the sprinkling pipe 9 to be automatically opened and a water pump to automatically pump water, the spray head 10 sprays the dust inlet pipe 1 for reducing the temperature, and water flow can flow into the box body 2 along the dust inlet pipe 1 for reducing the temperature of the box body 2; when the temperature sensor 15 senses that the temperature in the box body 2 is reduced to the safe temperature, the electric signal is transmitted to the PLC control system, the PLC control system controls the external electromagnetic gate and the water pump to be closed, the rotary valve 6 is automatically opened, the dust outlet 8 discharges water, after the water is discharged for a period of time, the PLC control system controls the rotary valve 6 to be closed, and the dust inlet pipe 1 admits air again.

To sum up, the utility model discloses can real-time supervision pulse bag dust collector's inside temperature, to the device cooling after the temperature surpasss warning temperature, until the temperature reduces to the safety range in, prolonged the life of filter screen, guarantee that pulse bag dust collector can stable work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims (5)

1. The pulse bag-type dust collector capable of automatically cooling is characterized by comprising a dust inlet pipe (1), a box body (2), a gas purifying chamber (3), an air outlet pipe (4), a plug board (5), a rotary valve (6), a dust outlet (7), a support frame (8), a sprinkling pipe (9), a spray head (10), an electromagnetic pulse valve (11), a spraying pipe (12), a porous plate (13), a filter screen (14) and a temperature sensor (15), wherein the dust inlet pipe (1) is communicated with one side of the box body (2), the direction of the radial box body (2) in a pipeline of one section of the box body (2) of the dust inlet pipe (1) is enlarged, the gas purifying chamber (3) is arranged at the top of the box body (2), the air outlet pipe (4) is communicated with one side of the gas purifying chamber (3), the plug board (5) is arranged at the pipe opening of the air outlet pipe (4), the dust outlet (7) is arranged at, a rotary valve (6) is arranged between the dust outlet (7) and the box body (2), the support frame (8) is fixedly connected with the box body (2), the sprinkling pipe (9) is arranged in the inner cavity of the dust inlet pipe (1), a plurality of water sprinkling ports are arranged on the sprinkling pipe (9), a spray head (10) is arranged at the water sprinkling port, one end of the sprinkling pipe (9) penetrates through the outer wall of the dust inlet pipe (1) to be connected with an external water source, the spraying pipe (12) is arranged in the inner cavity of the air purifying chamber (3), one end of the spraying pipe (12) penetrates through the outer wall of the air purifying chamber (3) and is connected with an electromagnetic pulse valve (11), a plurality of air outlets are arranged on the spraying pipe (12), the air outlets are inserted into the filter screen (14) through a porous plate (13), the porous plate (13) is arranged between the box body (2) and the air purifying chamber (3), the number of small holes on the porous plate (13), and is located the upper end from individual filter screen (14), the upper end and perforated plate (13) fixed connection of filter screen (14), temperature sensor (15) set up on the inner wall of box (2).

2. The pulse bag-type dust collector capable of automatically cooling according to claim 1, wherein a baffle (16) is arranged at the joint of the box body (2) and the dust inlet pipe (1), the baffle (16) is L-shaped, one end of the baffle (16) is fixed on the inner wall of the box body (2), and the other end of the baffle is flush with the bottom end of the filter screen (14).

3. The pulse bag-type dust collector capable of automatically cooling according to claim 1, wherein a screen frame (17) is arranged inside the screen (14), the screen frame (17) is cylindrical, and one end of the screen frame (17) is fixedly arranged on an air outlet of the injection pipe (12).

4. the pulse bag dust collector capable of automatically cooling according to claim 1, wherein a detection door (18) is arranged on one side wall of the box body (2) opposite to the dust inlet pipe (1).

5. The pulse bag dust collector capable of automatically cooling according to claim 1, wherein the dust inlet pipe (1) and the box body (2) are made of stainless steel.